Sight for a firearm



FIG. 1 is a perspective view of a sight for a firearm, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a side view thereof, opposite that of FIG. 3;

FIG. 5 is a left view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line in the drawings depicts unclaimed portion of the sight only and forms no part of the claimed design. 

CLAIM The ornamental design for a sight for a firearm, as shown and described. 